Looking for counterfeit

Craft workers in Japan use loupes to compare blown-up sections of counterfeit $100 bills with a sample legitimate bill expanded 400 times. A kind of counterfeit bill named "Super Z," which is said to have been made in North Korea, can only be detected in this way, according to Yoshihide Matsumura, president of Matsumura Technology in Tokyo.

Looking for counterfeit

Craft workers in Japan use loupes to compare blown-up sections of counterfeit $100 bills with a sample legitimate bill expanded 400 times. A kind of counterfeit bill named "Super Z," which is said to have been made in North Korea, can only be detected in this way, according to Yoshihide Matsumura, president of Matsumura Technology in Tokyo.

Bill Detwiler is Managing Editor for ZDNet's sister site TechRepublic Pro and the host of Cracking Open, CNET and TechRepublic's popular online show. He was most recently Head Technology Editor for TechRepublic. Prior to joining TechRepublic in 2000, Bill was an IT manager and desktop support technician in the social research and energy i...
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